STP 1178 Safety (Fire & Control) A

What are three possible causes of electrical fire in an electrical installation?

Answer explanation

Poor cable terminations

Overloaded circuits and equipment

Faulty or malfunctioning equipment

Insulation breakdown

Flashover

Corrosion

What types of materials on the construction site could be a potential fire hazard? Name three types

Answer explanation

Wood, paper, textiles, plastics, polystyrene, flammable liquids, live electrical equipment

Name two types of fire extinguishers that you could use to extinguish an electrical fire?

Answer explanation

Dry powder

Carbon dioxide

Vaporizing foam

While you are working on the building site you discover a fire in a rubbish skip which is situated inside the building. What is the 1st thing that you must do?

Answer explanation

Raise the alarm

The materials in a skip are wood and general rubbish. What would be the most suitable type of extinguisher that you would use in this situation to put out the fire?

Answer explanation

Water extinguisher or fire hose. Or Class A

This fire requires 3 essential components to continue to burn. What are these components?

Answer explanation

Fuel

Heat

Oxygen

If a fire had occurred in an electrical switchboard on the building site what is the 1st thing that you must do?

Answer explanation

Isolate the supply

Describe what manual handling means? (In relation to picking up items)

Answer explanation

Is any activity requiring you to; lift, lower, push, pull, throw, move, restrain, hold or otherwise handle an object or person

What is the maximum weight limit that the average male can safely lift, holding a box close to the body?

• 15Kg

• 20Kg

• 25Kg

• 30Kg

What is the maximum weight limit that the average female can safely lift, holding a box close to the body?

• 12Kg

• 16Kg

• 20Kg

• 24Kg